Near-zero onset potential for alkaline HER
Constructs strong Brønsted acid sites on Mo₂C surface via Al-doped MoO₂ termination, significantly accelerating deprotonation kinetics in alkaline media and overcoming the poor activity and stability of carbides at high pH.
Li, Yifan · Gong, Wenbing Bin · Wang, Juan · Liu, Tong · Zhang, Chunyu · Hou, Shuang · Yang, Guang · Li, Hao · Jin, Ye · Zhang, Chunyan · Tian, Zhongqing · Meng, Fancheng · CUI, Yi
Nature Communications 2025
Overpotential of only 40 mV at 10 mA/cm²
Continuous hydrogen production for over 200 h
Near-zero onset potential